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BOSTON MARATHON 2023

Brandon Brown

Bib: 13153•M

IA

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 34%
Gender (Male)
#0 / 15176
Top 49%
Masters (Masters Men)
#0 / 9891
Top 37%
Division (M45-49)
#0 / 2252
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:46
Rank: #11001
Start → 5K
23:46 | 7:39/mi
10K· 6.21 mi
46:49
Rank: #10338 (+663)
5K → 10K
23:03 | 7:25/mi
15K· 9.32 mi
1:09:47
Rank: #9915 (+423)
10K → 15K
22:58 | 7:24/mi
20K· 12.43 mi
1:33:12
Rank: #9827 (+88)
15K → 20K
23:25 | 7:32/mi
Half· 13.11 mi
1:38:11
Rank: #9758 (+69)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:56:34
Rank: #9686 (+72)
Half → 25K
18:23 | 7:35/mi
30K· 18.64 mi
2:20:57
Rank: #9670 (+16)
25K → 30K
24:23 | 7:51/mi
20M
2:31:37
Rank: #9602 (+68)
30K → 20M
10:40 | 7:51/mi
21M
2:39:53
Rank: #9537 (+65)
20M → 21M
8:16 | 8:16/mi
35K· 21.75 mi
2:45:30
Rank: #9484 (+53)
21M → 35K
5:37 | 7:30/mi
23M
2:55:13
Rank: #9354 (+130)
35K → 23M
9:43 | 7:46/mi
24M
3:02:54
Rank: #9299 (+55)
23M → 24M
7:41 | 7:41/mi
40K· 24.85 mi
3:09:32
Rank: #9248 (+51)
24M → 40K
6:38 | 7:45/mi
25.2M
3:12:25
Rank: #9235 (+13)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:19:50
Rank: #9147 (+88)
25.2M → Finish
7:25 | 7:17/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:11
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:41:39
Pace7:45 /mi
📊Positive Split: 3.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:1523:467:3923:46
7:39
-
10K
6.21 mi11:15:1846:497:3223:03
7:25
-0:14
15K
9.32 mi11:38:161:09:477:2922:58
7:24
-0:01
20K
12.43 mi12:01:411:33:127:3023:25
7:32
+0:08
Half
13.11 mi12:06:401:38:117:294:59
7:18
-0:14
25K
15.53 mi12:25:031:56:347:3018:23
7:35
+0:17
30K
18.64 mi12:49:262:20:577:3424:23
7:51
+0:16
20M
20.00 mi13:00:062:31:377:3510:40
7:51
0:00
21M
21.00 mi13:08:222:39:537:378:16
8:16
+0:25
35K
21.75 mi13:13:592:45:307:375:37
7:30
-0:46
23M
23.00 mi13:23:422:55:137:379:43
7:46
+0:16
24M
24.00 mi13:31:233:02:547:377:41
7:41
-0:05
40K
24.85 mi13:38:013:09:327:386:38
7:45
+0:04
25.2M
25.20 mi13:40:543:12:257:382:53
8:22
+0:37
Finish
26.22 mi13:48:193:19:507:387:25
7:17
-1:05

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:17 /mi

Average Pace

7:38 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:08:41

94% of race

Time at Steady Pace

11:09

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:37 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:52:1523:467:3923:46
7:39
#11001
10K
6.21 mi11:15:1846:497:3223:03
7:25
#10338
15K
9.32 mi11:38:161:09:477:2922:58
7:24
#9915
20K
12.43 mi12:01:411:33:127:3023:25
7:32
#9827
Half
13.11 mi12:06:401:38:117:294:59
7:18
#9758
25K
15.53 mi12:25:031:56:347:3018:23
7:35
#9686
30K
18.64 mi12:49:262:20:577:3424:23
7:51
#9670
20M
20.00 mi13:00:062:31:377:3510:40
7:51
#9602
21M
21.00 mi13:08:222:39:537:378:16
8:16
#9537
35K
21.75 mi13:13:592:45:307:375:37
7:30
#9484
23M
23.00 mi13:23:422:55:137:379:43
7:46
#9354
24M
24.00 mi13:31:233:02:547:377:41
7:41
#9299
40K
24.85 mi13:38:013:09:327:386:38
7:45
#9248
25.2M
25.20 mi13:40:543:12:257:382:53
8:22
#9235
Finish
26.22 mi13:48:193:19:507:387:25
7:17
#9147
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi11001865686569261(Top 35%)7709(Top 51%)7709(Top 342%)
10K6.21 mi3.10 mi10338+6638328+3288328+3289787(Top 37%)8049(Top 53%)8049(Top 357%)
15K9.32 mi3.11 mi9915+4238114+2148114+2149261(Top 35%)7709(Top 51%)7709(Top 342%)
20K12.43 mi3.11 mi9827+888048+668048+669603(Top 36%)7856(Top 52%)7856(Top 349%)
Half13.11 mi0.68 mi9758+698012+368012+368619(Top 32%)7283(Top 48%)7283(Top 323%)
25K15.53 mi2.42 mi9686+727956+567956+569393(Top 35%)7659(Top 50%)7659(Top 340%)
30K18.64 mi3.11 mi9670+167908+487908+489715(Top 36%)7676(Top 51%)7676(Top 341%)
20M20.00 mi1.36 mi9602+687837+717837+719203(Top 35%)7307(Top 48%)7307(Top 324%)
21M21.00 mi1.00 mi9537+657779+587779+588998(Top 34%)7067(Top 47%)7067(Top 314%)
35K21.75 mi0.75 mi9484+537729+507729+508577(Top 32%)6851(Top 45%)6851(Top 304%)
23M23.00 mi1.25 mi9354+1307629+1007629+1008138(Top 31%)6486(Top 43%)6486(Top 288%)
24M24.00 mi1.00 mi9299+557572+577572+578954(Top 34%)6868(Top 45%)6868(Top 305%)
40K24.85 mi0.85 mi9248+517517+557517+558370(Top 31%)6476(Top 43%)6476(Top 288%)
25.2M25.20 mi0.35 mi9235+137492+257492+258632(Top 32%)6533(Top 43%)6533(Top 290%)
Finish26.22 mi1.02 mi9147+887424+687424+686963(Top 26%)5546(Top 37%)5546(Top 246%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

9261

Males

7709

M45-49

7709

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9787

Males

8049

M45-49

8049

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

9261

Males

7709

M45-49

7709

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

9603

Males

7856

M45-49

7856

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

8619

Males

7283

M45-49

7283

Half→25K

13.1 - 15.5 mi

Top 35%
×4stories
+66ft-88ft

Overall

9393

Males

7659

M45-49

7659

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

9715

Males

7676

M45-49

7676

30K→20M

18.6 - 20.0 mi

Top 35%
×5stories
+64ft-50ft

Overall

9203

Males

7307

M45-49

7307

20M→21M

20.0 - 21.0 mi

Top 34%
×8stories
+106ft-24ft

Overall

8998

Males

7067

M45-49

7067

21M→35K

21.0 - 21.8 mi

Top 32%
×7stories
+17ft-86ft

Overall

8577

Males

6851

M45-49

6851

35K→23M

21.8 - 23.0 mi

Top 31%
×5stories
+23ft-63ft

Overall

8138

Males

6486

M45-49

6486

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

8954

Males

6868

M45-49

6868

24M→40K

24.0 - 24.9 mi

Top 31%
×1story
+6ft-20ft

Overall

8370

Males

6476

M45-49

6476

40K→25.2M

24.9 - 25.2 mi

Top 32%
×1story
+13ft-16ft

Overall

8632

Males

6533

M45-49

6533

25.2M→Finish

25.2 - 26.2 mi

Top 26%
×2stories
+22ft-21ft

Overall

6963

Males

5546

M45-49

5546

Passing Analysis

Category:
Athletes Passed
2568*
Passed By
714
Net Change
+1854
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11001
5K → 10K734*71+663#11001#10338
10K → 15K457*34+423#10338#9915
15K → 20K202*114+88#9915#9827
20K → Half745+69#9827#9758
Half → 25K14977+72#9758#9686
25K → 30K180*164+16#9686#9670
30K → 20M11244+68#9670#9602
20M → 21M10843+65#9602#9537
21M → 35K7623+53#9537#9484
35K → 23M14919+130#9484#9354
23M → 24M9540+55#9354#9299
24M → 40K8736+51#9299#9248
40K → 25.2M3926+13#9248#9235
25.2M → Finish10618+88#9235#9147
TOTALS2568*714+1854

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing